CVE-2026-46679 — libp2p: Memory DoS via subscription flood of unique topics
libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer…
Published: 2026-06-10 · CVSS: 7.5 · CVSS 3.1
libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with default options. This issue has been patched in version 15.0.23.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7